generated from hulk/gd32e23x_template_cmake_vscode
IIC OK but sensor error
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177
Inc/ldc1612.h
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177
Inc/ldc1612.h
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//
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// Created by dell on 24-12-3.
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// LDC1612 Inductive Sensor Driver Header
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//
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#ifndef LDC1612_H
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#define LDC1612_H
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#include "gd32e23x_it.h"
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#include "gd32e23x.h"
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#include "systick.h"
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#include <stdbool.h>
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#include <string.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <math.h>
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#include "board_config.h"
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#include "i2c.h"
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/******************************************************************************/
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/* LDC1612 I2C Address */
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#define LDC1612_ADDR (0x2B) // 7-bit address
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/* Register Addresses */
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/******************************************************************************/
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#define LDC1612_DATA_CH0_MSB 0x00
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#define LDC1612_DATA_CH0_LSB 0x01
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#define LDC1612_DATA_CH1_MSB 0x02
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#define LDC1612_DATA_CH1_LSB 0x03
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#define LDC1612_RCOUNT_CH0 0x08
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#define LDC1612_RCOUNT_CH1 0x09
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#define LDC1612_OFFSET_CH0 0x0C
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#define LDC1612_OFFSET_CH1 0x0D
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#define LDC1612_SETTLECOUNT_CH0 0x10
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#define LDC1612_SETTLECOUNT_CH1 0x11
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#define LDC1612_CLOCK_DIVIDERS_CH0 0x14
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#define LDC1612_CLOCK_DIVIDERS_CH1 0x15
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#define LDC1612_STATUS 0x18
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#define LDC1612_ERROR_CONFIG 0x19
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#define LDC1612_CONFIG 0x1A
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#define LDC1612_MUX_CONFIG 0x1B
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#define LDC1612_RESET_DEV 0x1C
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#define LDC1612_DRIVE_CURRENT_CH0 0x1E
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#define LDC1612_DRIVE_CURRENT_CH1 0x1F
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#define LDC1612_MANUFACTURER_ID 0x7E
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#define LDC1612_DEVICE_ID 0x7F
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/* Channel Definitions */
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/******************************************************************************/
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#define LDC1612_CHANNEL_0 0
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#define LDC1612_CHANNEL_1 1
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/* Configuration Values */
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/******************************************************************************/
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#define LDC1612_CONVERSION_TIME_CH0 0x0546 // 转换时间
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#define LDC1612_DRIVE_CURRENT_DEFAULT 0x9000 // 驱动电流
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#define LDC1612_MUX_CONFIG_DEFAULT 0x020C // 无自动扫描，滤波器带宽3.3MHz
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#define LDC1612_SENSOR_CONFIG_ACTIVE 0x1601 // 激活配置
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#define LDC1612_SENSOR_CONFIG_SLEEP 0x2801 // 休眠配置
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#define LDC1612_ERROR_CONFIG_DEFAULT 0x0000 // 错误配置
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#define LDC1612_SETTLECOUNT_CH0_DEFAULT 0x001E // 稳定时间
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#define LDC1612_RESET_VALUE 0x8000 // 复位值
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/* Coil Parameters */
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/******************************************************************************/
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#define LDC1612_COIL_RP_KOHM 7.2f // 并联电阻 (kΩ)
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#define LDC1612_COIL_L_UH 33.0f // 电感值 (μH)
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#define LDC1612_COIL_C_PF 150.0f // 电容值 (pF)
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#define LDC1612_COIL_Q_FACTOR 35.97f // 品质因数
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#define LDC1612_COIL_FREQ_HZ 2262000 // 谐振频率 (Hz)
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/* Error Codes */
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/******************************************************************************/
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#define LDC1612_ERROR_NONE 0x00000000
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#define LDC1612_ERROR_NO_COIL 0xF0000000
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#define LDC1612_ERROR_UNDER_RANGE 0x80000000
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#define LDC1612_ERROR_OVER_RANGE 0x40000000
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#define LDC1612_ERROR_WATCHDOG 0x20000000
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#define LDC1612_ERROR_AMPLITUDE 0x10000000
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/* Status Definitions */
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/******************************************************************************/
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typedef enum {
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LDC1612_STATUS_SUCCESS = 0,
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LDC1612_STATUS_ERROR,
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LDC1612_STATUS_TIMEOUT,
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LDC1612_STATUS_INVALID_PARAM,
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LDC1612_STATUS_NO_COIL,
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LDC1612_STATUS_UNDER_RANGE,
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LDC1612_STATUS_OVER_RANGE
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} ldc1612_status_t;
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typedef struct {
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uint32_t raw_data;
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uint32_t frequency;
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float distance_mm;
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bool error_flag;
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uint8_t error_code;
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} ldc1612_result_t;
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/******************************************************************************/
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/* Function Declarations */
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/*!
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\brief 初始化LDC1612传感器
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\param[in] none
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\param[out] none
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\retval ldc1612_status_t
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*/
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ldc1612_status_t ldc1612_init(void);
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/*!
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\brief 复位LDC1612传感器
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\param[in] none
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\param[out] none
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\retval ldc1612_status_t
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*/
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ldc1612_status_t ldc1612_reset(void);
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/*!
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\brief 配置单通道模式
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\param[in] channel: 通道号 (0或1)
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\param[out] none
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\retval ldc1612_status_t
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*/
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ldc1612_status_t ldc1612_config_single_channel(uint8_t channel);
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/*!
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\brief 读取制造商ID
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\param[in] none
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\param[out] none
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\retval uint16_t 制造商ID
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*/
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uint16_t ldc1612_get_manufacturer_id(void);
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/*!
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\brief 读取设备ID
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\param[in] none
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\param[out] none
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\retval uint16_t 设备ID
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*/
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uint16_t ldc1612_get_device_id(void);
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/*!
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\brief 读取通道原始数据
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\param[in] channel: 通道号
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\param[out] result: 结果结构体指针
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\retval ldc1612_status_t
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*/
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ldc1612_status_t ldc1612_read_channel(uint8_t channel, ldc1612_result_t *result);
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/*!
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\brief 设置驱动电流
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\param[in] channel: 通道号
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\param[in] current: 电流值
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\param[out] none
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\retval ldc1612_status_t
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*/
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ldc1612_status_t ldc1612_set_drive_current(uint8_t channel, uint16_t current);
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/*!
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\brief 自动检测驱动电流
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\param[in] channel: 通道号
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\param[out] none
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\retval ldc1612_status_t
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*/
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ldc1612_status_t ldc1612_auto_detect_drive_current(uint8_t channel);
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/*!
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\brief 获取状态字符串
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\param[in] status: 状态码
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\param[out] none
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\retval const char* 状态字符串
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*/
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const char* ldc1612_get_status_string(ldc1612_status_t status);
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#endif //LDC1612_H
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